Home / 108,461,723.61-149,698,903.37-64,433,181.77

Finding the Fourth Proportional to 108,461,723.61, 149,698,903.37 and 64,433,181.77

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Solution

The fourth proportional to 108,461,723.61, 149,698,903.37 and 64,433,181.77 is: 88,930,696.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,461,723.61 : 149,698,903.37 = 64,433,181.77 : x
  2. Step 2: Convert to fraction form
    108,461,723.61/149,698,903.37 = 64,433,181.77/x
  3. Step 3: Cross multiply
    108,461,723.61x = 149,698,903.37 × 64,433,181.77
  4. Step 4: Simplify right side
    108,461,723.61x = 9,645,576,650,538,216
  5. Step 5: Solve for x
    x = 9,645,576,650,538,216/108,461,723.61
  6. Step 6: Final answer
    x = 88,930,696.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.